Base | Representation |
---|---|
bin | 10001101010000101101… |
… | …011101111100011000001 |
3 | 11022000001120121100210201 |
4 | 101222011223233203001 |
5 | 124340042421123040 |
6 | 2325234503125201 |
7 | 153444524353231 |
oct | 21520553574301 |
9 | 4260046540721 |
10 | 1213423614145 |
11 | 428678aa6086 |
12 | 177205143801 |
13 | 8a56b678462 |
14 | 42a31243cc1 |
15 | 2186d417a9a |
hex | 11a85aef8c1 |
1213423614145 has 8 divisors (see below), whose sum is σ = 1456118539200. Its totient is φ = 970732089840.
The previous prime is 1213423614127. The next prime is 1213423614173. The reversal of 1213423614145 is 5414163243121.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1213423614145 - 211 = 1213423612097 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14806 + ... + 1557904.
It is an arithmetic number, because the mean of its divisors is an integer number (182014817400).
Almost surely, 21213423614145 is an apocalyptic number.
It is an amenable number.
1213423614145 is a deficient number, since it is larger than the sum of its proper divisors (242694925055).
1213423614145 is a wasteful number, since it uses less digits than its factorization.
1213423614145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1700375.
The product of its digits is 69120, while the sum is 37.
Adding to 1213423614145 its reverse (5414163243121), we get a palindrome (6627586857266).
The spelling of 1213423614145 in words is "one trillion, two hundred thirteen billion, four hundred twenty-three million, six hundred fourteen thousand, one hundred forty-five".
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